|Type||KAI-1 N°3 (UPB)||UPB N°2|
|Function||Trainer - Bomber|
|Wing area (m2)||20.6||20.8|
|Weights (kg) and loads|
|Wing Load (kg/m2)||6.25||7.0|
|Power load (kg/hp)||60.7||67.3|
|Maximum (at 0m)||245||232|
|Cruising (with bombs)||?||221|
First prototype aircraft was tested May 11 to 18, 1935, (pilot B.B.Kudrin), second - July 23 to 26 (A.A.Ivanovskij). Trial conclusion was overall positive:
Aircraft was recomended as trainer for bomber crews. Batch of 25 machines was ordered - but never built.
Third UPB was built with retractable landing gear. It was flown, but trials program not completed.
|Created September 15, 2001||Back to|